B331133131323131133132233133313231313231333132322331323133313231231232311111
>>
B33113313132313113313223313331323131323133313232233132313331323123123231111
<<
B331133131323131133132233133313231313231333132322331323133313231231232311113
>>
B331133131323131133132233133313231313231333132322331323133313231231232311112
>>